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A022451 as a simple table

na(n)
13
28
315
425
538
655
777
8105
9140
10183
11235
12298
13372
14462
15566
16692
17838
181007
191205
201432
211698
222002
232352
242755
253210
263731
274322
284990
295747
306601
317562
328638
339854
3411211
3512731
3614422
3716315
3818425
3920765
4023372
4126258
4229460
4332998
4436912
4541229

[3,8,15,25,38,55,77,105,140,183,235,298,372,462,
 566,692,838,1007,1205,1432,1698,2002,2352,2755,
 3210,3731,4322,4990,5747,6601,7562,8638,9854,
 11211,12731,14422,16315,18425,20765,23372,26258,
 29460,32998,36912,41229]